B73/100
LYMAN, TOWN OF — Water Quality Report 2026
Serving 2,203 people · Wyoming
Water Source
Groundwater Under Influence of Surface Water
County
—
System ID
WY5600033
Violations
20
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.001 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
2
Violations (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Failed to complete routine monitoring
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: May 1, 2025 – May 31, 2025Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Failed to complete routine monitoring
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: April 1, 2025 – April 30, 2025Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About LYMAN, TOWN OF
Is LYMAN, TOWN OF water safe to drink?
LYMAN, TOWN OF water receives a grade of B (73/100), which is considered good. Out of 1 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has LYMAN, TOWN OF detected?
1 contaminants were tested in LYMAN, TOWN OF's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does LYMAN, TOWN OF have any EPA violations?
Yes, LYMAN, TOWN OF has 20 EPA violation(s) on record, with the most recent in 2025. Violation types include MR, MCL. 1 are health-based violations.
How many people does LYMAN, TOWN OF serve?
LYMAN, TOWN OF serves approximately 2,203 people, Wyoming. The system provides water to 1 community: Lyman.
What type of water does LYMAN, TOWN OF provide?
LYMAN, TOWN OF sources its water from groundwater under influence of surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is WY5600033.
How does LYMAN, TOWN OF compare to other utilities in Wyoming?
LYMAN, TOWN OF scores 73/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our Wyoming state page for a full comparison of water systems.